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RESOURCE	GRADE LEVEL	MEDIA TYPE
Blood Vessels Help Tumors Grow In this video segment, adapted from NOVA, Dr. Judah Folkman uses the scientific method to discover how cancer cells induce the formation of new blood vessels, which in turn nourish those cancer cells. Accessibility features: Caption	6-12	Video
Can We Slow Aging? In this video segment adapted from NOVA scienceNOW, scientists discuss a family of genes called FOXO that can significantly extend life span in worms—and in humans. Accessibility features: Caption	9-12	Video
The Common Genetic Code Paul Nurse describes his research that showed that humans share some genes with organisms as different from us as simple brewer's yeast. Footage from Secret of Life: "Immortal Thread." Accessibility features: Caption	9-12	Video
The Costs and Benefits of Treating Gene Defects In this video excerpt from NOVA, find out how whole genome sequencing saved the life of Alexis, a fraternal twin who was originally diagnosed with cerebral palsy but, in fact, had an even rarer genetic condition. Accessibility features: Caption	9-12	Video
Crime Scene Investigation This video segment from IdahoPTV's D4K explores the tools and forensic science that crime scene investigators use to collect evidence to help solve crimes, and study animals, archaeology and paleontology. Accessibility features: Caption, Transcript	4-6	Video
The Discovery of Penicillin This video segment adapted from A Science Odyssey tells the story of researcher Sir Alexander Fleming, whose luck and scientific reasoning led to the groundbreaking discovery of penicillin. Accessibility features: Caption	6-12	Video
DNA Separation Lab in the Classroom and in Real-World Research This video produced by WGBH features students in the Amgen-Bruce Wallace Biotechnology Lab Program preparing a recombinant DNA molecule, and examines how this work relates to the way real-life scientists approach similar work. Accessibility features: Caption	9-12	Video
Electrophoresis and Gel Analysis In this animation produced by WGBH and Digizyme, Inc., see how molecules of DNA are separated using gel electrophoresis, and how this process enables scientists to compare the molecular variations of two or more DNA samples. Accessibility features: Caption	9-12	Video
Eluting Red Fluorescent Protein From the Column This video produced by WGBH demonstrates how to properly elute a red fluorescent protein after it has been bound in a chromatography column. Accessibility features: Caption	9-12	Video
Epigenetics In this video segment adapted from NOVA scienceNOW, learn how what you eat, drink, or smoke may affect the instructions your epigenomes send to your genes, and as a result, change how your DNA is expressed. Accessibility features: Caption	9-12	Video
Ethanol Biofuel In this video segment adapted from NOVA, learn about one scientist's idea for using biotechnology to make ethanol a more efficient alternative to gasoline. Accessibility features: Caption	9-12	Video
The Ethics of Preimplantation Genetic Diagnosis In this video excerpt from NOVA, learn about the advantages, disadvantages, and ethical implications of preimplantation genetic diagnosis, or PGD, a technique used to screen embryos created through in vitro fertilization for diseases. Accessibility features: Caption	9-12	Video
Extracting Mummy DNA This video segment adapted from NOVA explains how a DNA sample is taken from a 5,000-year-old mummy and what we can learn from it. Accessibility features: Caption, Transcript	6-12	Video
From the Cystic Fibrosis Gene to a Drug In this video excerpt from NOVA, find out how the discovery of a gene defect has led to the development of a new drug to treat patients with cystic fibrosis. Accessibility features: Caption	9-12	Video
Genetically Engineering the Avian Flu In this video segment adapted from NOVA scienceNOW, learn about a radical biotechnology experiment aimed at figuring out how to stop the avian flu virus. Accessibility features: Caption	9-12	Video
Genetic Engineering and Working with DNA In this animation produced by WGBH and Digizyme, Inc., see how bacterial plasmids are engineered to clone or express genes that code for proteins such as human insulin. Accessibility features: Caption	9-12	Video
Growing Bacterial Cultures This animation produced by WGBH and Digizyme, Inc. demonstrates the techniques researchers use to isolate transformed bacteria and expand their population in order to obtain large quantities of a protein of interest. Accessibility features: Caption	9-12	Video
Killer Microbe Learn how biotechnology is used to analyze the evolution of a formerly harmless bacterium into a highly drug-resistant and lethal pathogen in this video segment adapted from NOVA scienceNOW. Accessibility features: Caption	9-12	Video
Loading a Gel This video produced by WGBH provides step-by-step instructions for loading samples into an agarose gel. Accessibility features: Caption	9-12	Video
Loading a Micropipette This video produced by WGBH demonstrates how to load correctly a micropipette and dispense a solution. Accessibility features: Caption	9-12	Video
Longevity Genes What is the secret to a long life? Hear from scientists using biotechnology to analyze relationships between specific genes and longevity in this video segment adapted from NOVA scienceNOW. Accessibility features: Caption	9-12	Video
Lysing This video produced by WGBH provides step-by-step instructions for performing a lyses reaction to break open transformed cells. Accessibility features: Caption	9-12	Video
Mixing Two Solutions This video produced by WGBH provides step-by-step instructions on how to mix two sample solutions. Accessibility features: Caption	9-12	Video
Pellagra In this video segment adapted from A Science Odyssey, learn about pellagra, a mysterious and deadly disease that affected populations living in the American South in the early 20^th century, and how a scientist experimented to find a cure. Accessibility features: Caption	6-12	Video
Personal DNA Testing In this video segment adapted from NOVA scienceNOW, take a behind-the-scenes look at the process of personal DNA testing, and hear more about the innovative Personal Genome Project. Accessibility features: Caption	9-12	Video
Picking a Colony From a Plate This video produced by WGBH illustrates how to prepare an overnight culture of transformed E. coli cells. Accessibility features: Caption	9-12	Video
Plating This video produced by WGBH details the steps to plate transformed bacterial cells on an agar plate. Accessibility features: Caption	9-12	Video
Pouring an Agarose Gel This video produced by WGBH demonstrates the step-by-step process of pouring an agarose gel into a casting tray. Accessibility features: Caption	9-12	Video
Preparing a Column This video produced by WGBH shows a properly prepared column and demonstrates how to apply and run a solution. Accessibility features: Caption	9-12	Video
Producing Penicillin In this video segment adapted from A Science Odyssey, follow two scientists and their Nobel Prize-winning efforts to cure bacterial infections using penicillin. Accessibility features: Caption	5-12	Video
Protein Purification This animation produced by WGBH and Digizyme, Inc. demonstrates how a protein of interest is isolated from other contents in a transformed bacterial cell—a process called purification—using a lab technique called hydrophobic interaction chromatography. Accessibility features: Caption	9-12	Video
Protein Purification Lab in the Classroom and in Real-World Research This video produced by WGBH features students in the Amgen-Bruce Wallace Biotechnology Lab Program purifying a protein, and also examines the motivations people have for choosing a career in science. Accessibility features: Caption	9-12	Video
Recombinant DNA Lab in the Classroom and in Real-World Research This video produced by WGBH features students in the Amgen-Bruce Wallace Biotechnology Lab Program inserting a recombinant DNA molecule into bacterial cells, and illustrates how industry and academic scientists use the exact same techniques. Accessibility features: Caption	9-12	Video
Restoration of the American Chestnut This KET video segment from Kentucky Life describes how scientists control pollination of one of the few remaining American chestnut trees to develop blight resistant trees. Accessibility features: Caption	6-12	Video
Reverse Evolution Machine In this video adapted from KQED's QUEST, learn how scientist David Haussler is using biotechnology to reconstruct ancient genomes in an effort to find out how animals have evolved over time. Accessibility features: Caption	9-12	Video
Should We Screen for Cancer Genes? In this video excerpt from NOVA, learn about the advantages, disadvantages, and ethical implications of screening for genes associated with diseases, including those linked to breast and ovarian cancers. Accessibility features: Caption	9-12	Video
Stem Cells Breakthrough In this video segment adapted from NOVA scienceNOW, follow the scientific process that led to a revolutionary method for creating stem cells without the use of human embryos. Accessibility features: Caption	9-12	Video
Studying Antarctic Seals Learn firsthand from a young Antarctic researcher about a long-term study on the reproductive history of Weddell seals in this video segment adapted from WomenInAntarctica.com. Accessibility features: Caption	3-12	Video
Synthetic Biologist Karmella Haynes In this video produced for Teachers' Domain, meet researcher Karmella Haynes, a synthetic biologist who is using biotechnology to create living "devices" that help visualize how cancer develops. Accessibility features: Caption	9-12	Video
Transforming Competent Cells Learn how to perform a bacterial transformation by splitting and mixing competent cells, and then adding a ligated plasmid in this video produced by WGBH. Accessibility features: Caption	9-12	Video
Unclogging a Column This video produced by WGBH demonstrates how to redistribute the resin in a column if there is particulate matter blocking the sieve. Accessibility features: Caption	9-12	Video
Using an Electrophoresis Box This video produced by WGBH shows how to prepare an agarose gel for electrophoresis. Accessibility features: Caption	9-12	Video
Working with Small Volumes This video from BenchFly.com demonstrates a lab technique that can be helpful when pipetting very small volumes of liquid. Accessibility features: Caption	9-12	Video